Madbull has crafted another gem in its product line with its new Stainless Steel 6.03 precision inner barrels. Our products are renowned for their high quality, affordability, and dependability, so it’s no surprise that our Stainless Steel barrel will be a highly sought-after internal upgrade. Madbull takes no short cuts in providing an immaculately finished inner barrel for increased precision and the highest standard of durability. Get the absolute most out of your airsoft rifle by purchasing Madbull’s new gorgeous Stainless Steel 6.03mm upgrade inner barrel.